.cardWrap{
    background:url(/static/img/bg.jpg)  no-repeat;
    background-size: 100% 100%;
    background-attachment:fixed;
    background-color:#000;
}
.pages {
    filter: blur(5px);
}
.Refresh{
    position: fixed;
    top: 80%;
    right: 16px;
    width: 76px;
    height: 38px;
    border-radius: 58px;
    background: rgba(0, 0, 0, 0.425);
    color: #fff;
    text-align: center;
    line-height: 37px;
    font-size: 16px;
    z-index: 99;
}
.cardWrap {
    position:fixed;
    width:100%;
    height:100%;
    top:0;
    left:0;
}